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Re: [Xen-devel] [PATCH 1/3] x86/levelling: Restrict non-architectural OSXSAVE handling to emulated CPUID



>>> On 23.08.16 at 19:26, <andrew.cooper3@xxxxxxxxxx> wrote:
> There is no need to extend the workaround to the faulted CPUID view, as
> Linux's dependence on the workaround is stricly via the emulated view.
> 
> This causes a guest kernel faulted CPUID to observe architectural behaviour
> with respect to its CR4.OSXSAVE setting.
> 
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>


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